Doctor profile · Federal record

Dr. Michael Berkenbush, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Madison, WI

  • NPI 1235660390
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
600 Highland Ave
Madison, WI 537921004
(608) 263-3258
fax (608) 262-7928
Additional location
100 Madison Ave
Morristown, NJ 079606136
(973) 971-5000
Additional location
175 High St
Newton, NJ 078601004
(973) 383-2121
Show 1 more location
Additional location
4602 Eastpark Blvd
Madison, WI 537182002
(608) 440-6252
fax (608) 234-6635
Mailing address
7974 Uw Health CT
Middleton, WI 535625531

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
May 26, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Wisconsin #81217-20 · New Jersey #25MA10735000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235660390. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
759
Distinct HCPCS
8
Medicare allowed
$99,865
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 283 281 $190
93042 Electrocardiogram (ecg) 1 to 3 leads with review by physician only 196 193 $7
99284 Emergency department visit with moderate level of medical decision making 100 96 $130
99291 Critical care, first 30-74 minutes 75 73 $232
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 49 49 $188
99283 Emergency department visit with low level of medical decision making 25 25 $78
99238 Hospital discharge day management, 30 minutes or less 16 16 $89
99239 Hospital discharge day management, more than 30 minutes 15 15 $126

In context: peer comparison

Among 57 peers in this city , average services per provider: 78. This provider delivers 9.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$83
Drug Type Claims Patients Total cost
Cephalexin Generic 12 12 $83

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Berkenbush's medical specialty?
Dr. Michael Berkenbush practices Emergency Medicine Physician in Madison, WI.
Where does Dr. Michael Berkenbush practice?
Dr. Michael Berkenbush practices at 600 Highland Ave, Madison, WI 537921004. Office phone: 6082633258.
What is Dr. Michael Berkenbush's NPI?
Dr. Michael Berkenbush's National Provider Identifier (NPI) is 1235660390, issued by NPPES.
Does Dr. Michael Berkenbush accept Medicare assignment?
Yes. Dr. Michael Berkenbush accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Berkenbush commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Electrocardiogram (ecg) 1 to 3 leads with review by physician only (HCPCS 93042); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.